Adin Maynard January 22, 2019 New Rebate Program - Mass Save Residential Renovations and Additions ! Adin Maynard January 22, 2019 There is a new Mass Save rebate program for residential additions and renovations. HIS & HERS is a program partnered Verifier and can help deliver these rebates. Will this motivate more Middle Energy Retrofits in Massachusetts? We think it could.